diff --git a/homeassistant/components/daikin/__init__.py b/homeassistant/components/daikin/__init__.py
index 2bd47651172..35ea9ff6f35 100644
--- a/homeassistant/components/daikin/__init__.py
+++ b/homeassistant/components/daikin/__init__.py
@@ -158,7 +158,6 @@ class DaikinApi:
         info = self.device.values
         return {
             "connections": {(CONNECTION_NETWORK_MAC, self.device.mac)},
-            "identifiers": self.device.mac,
             "manufacturer": "Daikin",
             "model": info.get("model"),
             "name": info.get("name"),